OBSERVER:                 Sykes
INSTRUMENT:               MIRSI
LOCATION:                 IRTF
OBJECT NAME:              Vesta
REDUCED IMAGE FILENAME:   b0305.fits
OBSERVATION DATE:         05/17/2007
OBSERVATION TIME:         13:09:26
FILTER WAVELENGTH:        11.6 microns
AIRMASS:                  1.3439
INNER SKY RADIUS:         20 pixels
OUTER SKY RADIUS:         30 pixels
PIXELS IN SKY ANNULUS:    1576
SKY MODE:                 -268.58727
SKY STANDARD DEVIATION:   15090.3
SKY SKEW:                 0.0620669
TOTAL INTEGRATION TIME:  20.0692 sec
FWHM:                     3.75327 pixels
                  
Aperture   Aperture               c/s     Instrument  Magnitude
 radius     pixels     CTS/sec    Error   Magnitude     Error
---------|----------|----------|---------|----------|----------|
 1         3        384590     1341      -1.4625     0.00871
 2        13       1199377     2687      -2.6973     0.00560
 3        28       1857792     4045      -3.1724     0.00544
 4        50       2223242     5426      -3.3674     0.00610
 5        79       2477934     6837      -3.4852     0.00689
 6       113       2699237     8286      -3.5781     0.00767
 7       154       2849756     9781      -3.6370     0.00858
 8       201       2931108     11328      -3.6675     0.00966
 9       254       2981043     12932      -3.6859     0.01084
 10       314       3014317     14600      -3.6979     0.01210
 11       380       3039098     16337      -3.7068     0.01343
 12       452       3061452     18148      -3.7148     0.01481
 13       531       3079606     20036      -3.7212     0.01626
 14       616       3093627     22007      -3.7261     0.01778
 15       707       3104851     24063      -3.7301     0.01937